What is a memory leak in C++?
A. Failure to allocate memory when needed
B. Allowing memory to be accessed by unauthorized users
C. Accessing an invalid memory location
D. Failure to deallocate memory after it's no longer needed
Answer: Option D
Related Questions on Pointers and References in C plus plus
A. A variable that stores the size of another variable
B. A variable that stores the address of another variable
C. A variable that stores a reference to another variable
D. None of the above
What is the output of the following code: int x = 5; int *ptr = &x; cout << *ptr; in C++?
A. Address of x
B. Garbage value
C. Compilation error
D. 5

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